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Read more -> tinyurl.com/3kzpbaj7  #Debiar #Security", "creation_timestamp": "2026-05-18T16:31:42.643571Z"}, {"uuid": "84d72393-0184-4625-b18e-b6e4dbba4901", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21863", "type": "seen", "source": "https://bsky.app/profile/ferramentaslinux.bsky.social/post/3mm5cgf5cqk2c", "content": "Redis has two critical CVEs (CVE-2025-67733 & CVE-2026-21863) on Debian. Here is your practical guide: check your version, apply the fix, or mitigate with ACLs and iptables.  Read more -> tinyurl.com/3kzpbaj7  #Debiar #Security", "creation_timestamp": "2026-05-18T16:31:43.347681Z"}, {"uuid": "a05d1dde-6a52-482c-9003-23e1e8d027c0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-21861", "type": "published-proof-of-concept", "source": "https://github.com/baserproject/basercms/security/advisories/GHSA-qxmc-6f24-g86g", "content": "", "creation_timestamp": "2026-03-30T23:04:28.000000Z"}, {"uuid": "8cf702dd-c3f0-454a-ae01-7a46e6962b8c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-21862", "type": "published-proof-of-concept", "source": "https://github.com/rustfs/rustfs/security/advisories/GHSA-fc6g-2gcp-2qrq", "content": "", "creation_timestamp": "2026-02-03T10:12:24.000000Z"}, {"uuid": "48f3296a-f896-41a5-8722-9e737cce05e3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21861", "type": "published-proof-of-concept", "source": "https://t.me/codeby_sec/10343", "content": "POST-\u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 \u2192 exec() \u2192 shell: \u043a\u0430\u043a \u043e\u0434\u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u0430 \u043a\u043e\u0434\u0430 \u043f\u0440\u0435\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0430\u0434\u043c\u0438\u043d\u043a\u0443 CMS \u0432 \u0442\u043e\u0447\u043a\u0443 \u0432\u0445\u043e\u0434\u0430 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\n\n\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u044c\u0442\u0435: \u0432\u044b \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440 CMS, \u043d\u0430\u0436\u0438\u043c\u0430\u0435\u0442\u0435 \u043a\u043d\u043e\u043f\u043a\u0443 \u00ab\u041e\u0431\u043d\u043e\u0432\u0438\u0442\u044c \u044f\u0434\u0440\u043e\u00bb, \u0430 \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 POST-\u0437\u0430\u043f\u0440\u043e\u0441 \u0441 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c php. \u0417\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u044d\u0442\u043e\u0433\u043e \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430 \u2014 \u043f\u0443\u0442\u044c \u043a PHP-\u0431\u0438\u043d\u0430\u0440\u043d\u0438\u043a\u0443 \u2014 \u0431\u0435\u0437 \u043a\u0430\u043a\u043e\u0439-\u043b\u0438\u0431\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043a\u043e\u043d\u043a\u0430\u0442\u0435\u043d\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0432 \u0441\u0442\u0440\u043e\u043a\u0443 \u0438 \u0443\u0445\u043e\u0434\u0438\u0442 \u043f\u0440\u044f\u043c\u0438\u043a\u043e\u043c \u0432 exec(). \u041d\u0438 escapeshellarg(), \u043d\u0438 allowlist, \u043d\u0438 regex. \u0413\u043e\u043b\u044b\u0439 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0439 \u0432\u0432\u043e\u0434 \u0432 shell-\u043a\u043e\u043c\u0430\u043d\u0434\u0435. 2026 \u0433\u043e\u0434 \u043d\u0430 \u0434\u0432\u043e\u0440\u0435.\n\n\u0418\u043c\u0435\u043d\u043d\u043e \u044d\u0442\u043e \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0438\u043b\u043e\u0441\u044c \u043f\u0440\u0438 \u0430\u043d\u0430\u043b\u0438\u0437\u0435 \u043f\u0430\u0442\u0447\u0430 baserCMS 5.2.3. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d\u044b \u0441\u0440\u0430\u0437\u0443 \u0434\u0432\u0430 CVE \u2014 CVE-2026-21861 \u0438 CVE-2026-30877 \u2014 \u043e\u0431\u0435 \u0441 \u043e\u0446\u0435\u043d\u043a\u043e\u0439 CVSS 9.1 (CRITICAL). CISA \u043f\u043e\u0434\u0442\u0432\u0435\u0440\u0434\u0438\u043b\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u043a\u043e\u043d\u0446\u0435\u043f\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0433\u043e PoC.\n\n\ud83d\udd0e\u041f\u043e\u0447\u0435\u043c\u0443 \u044d\u0442\u043e \u043e\u043f\u0430\u0441\u043d\u0435\u0435, \u0447\u0435\u043c \u043a\u0430\u0436\u0435\u0442\u0441\u044f?\n\n\u0422\u0438\u043f\u0438\u0447\u043d\u0430\u044f \u0440\u0435\u0430\u043a\u0446\u0438\u044f: \u00ab\u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u0443\u0436\u0435 \u0430\u0434\u043c\u0438\u043d, \u0447\u0442\u043e \u0435\u043c\u0443 \u0435\u0449\u0451 \u043d\u0443\u0436\u043d\u043e?\u00bb \u041e\u0442\u0432\u0435\u0442 \u043a\u0440\u043e\u0435\u0442\u0441\u044f \u0432 CVSS-\u0444\u043b\u0430\u0433\u0435 Scope: Changed. \u0410\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440 CMS \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u043a\u043e\u043d\u0442\u0435\u043d\u0442\u043e\u043c \u2014 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0430\u043c\u0438, \u043c\u0435\u0434\u0438\u0430\u0444\u0430\u0439\u043b\u0430\u043c\u0438, \u043f\u043b\u0430\u0433\u0438\u043d\u0430\u043c\u0438. OS command injection \u0432\u044b\u0432\u043e\u0434\u0438\u0442 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u0433\u043e \u0437\u0430 \u0440\u0430\u043c\u043a\u0438 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u043d\u0430 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b:\n\n\u2022 \u0427\u0442\u0435\u043d\u0438\u0435 DB-credentials \u0438\u0437 \u043a\u043e\u043d\u0444\u0438\u0433\u043e\u0432 CakePHP, SSH-\u043a\u043b\u044e\u0447\u0435\u0439, API-\u0442\u043e\u043a\u0435\u043d\u043e\u0432\n\u2022 \u0417\u0430\u043f\u0438\u0441\u044c PHP-\u0448\u0435\u043b\u043b\u0430 \u0432 webroot \u2014 \u0441\u0435\u0441\u0441\u0438\u044f \u043f\u0440\u043e\u0442\u0443\u0445\u043d\u0435\u0442, \u0430 \u0448\u0435\u043b\u043b \u043e\u0441\u0442\u0430\u043d\u0435\u0442\u0441\u044f\n\u2022 Reverse shell \u0434\u043b\u044f pivot'\u0430 \u043a \u0431\u0430\u0437\u0435 \u0434\u0430\u043d\u043d\u044b\u0445, \u043e\u0447\u0435\u0440\u0435\u0434\u044f\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0439, \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u043c API\n\u2022 \u041f\u043e\u043b\u043d\u044b\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u043e\u0442 \u0438\u043c\u0435\u043d\u0438 www-data: \u0447\u0442\u0435\u043d\u0438\u0435 /etc/passwd, \u0437\u0430\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0445 \u0431\u0438\u043d\u0430\u0440\u043d\u0438\u043a\u043e\u0432\n\n\u0414\u043b\u044f \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u0433\u043e, \u043f\u043e\u043b\u0443\u0447\u0438\u0432\u0448\u0435\u0433\u043e \u0430\u0434\u043c\u0438\u043d-\u0430\u043a\u043a\u0430\u0443\u043d\u0442 \u0447\u0435\u0440\u0435\u0437 credential stuffing \u0438\u043b\u0438 \u0444\u0438\u0448\u0438\u043d\u0433, \u044d\u0442\u043e \u043c\u043e\u0441\u0442 \u043e\u0442 \u00ab\u043c\u043e\u0433\u0443 \u0440\u0435\u0434\u0430\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u0430\u0439\u0442\u00bb \u043a \u00ab\u0432\u044b\u043f\u043e\u043b\u043d\u044f\u044e \u043b\u044e\u0431\u044b\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435\u00bb.\n\n\u27a1\ufe0f\u041a\u0430\u043a \u0443\u0441\u0442\u0440\u043e\u0435\u043d \u0432\u0435\u043a\u0442\u043e\u0440 \u0430\u0442\u0430\u043a\u0438?\n\n\u041a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440 PluginsController, \u043c\u0435\u0442\u043e\u0434 get_core_update(). \u041f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 php \u0438\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u0442\u0441\u044f \u0438\u0437 POST-\u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u043f\u043e\u043f\u0430\u0434\u0430\u0435\u0442 \u0432 shell-\u043a\u043e\u043c\u0430\u043d\u0434\u0443 \u0434\u0432\u0430\u0436\u0434\u044b \u2014 \u043a\u0430\u043a \u043f\u0443\u0442\u044c \u043a \u0431\u0438\u043d\u0430\u0440\u043d\u0438\u043a\u0443 \u0432 \u043d\u0430\u0447\u0430\u043b\u0435 \u0438 \u043a\u0430\u043a \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442 \u043f\u043e\u0441\u043b\u0435 --php. \u0421\u043f\u0435\u0446\u0441\u0438\u043c\u0432\u043e\u043b\u044b ;, |, &&, \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u0435 \u043a\u0430\u0432\u044b\u0447\u043a\u0438 \u0438 $() \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0442 \u0431\u0435\u0437 \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438. \u041f\u043e\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c \u0432 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 \u0447\u0442\u043e-\u0442\u043e \u0432\u0440\u043e\u0434\u0435 php;id \u2014 \u0438 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u043e\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u044b.\n\n\u00ab\u041d\u043e \u0432\u0435\u0434\u044c \u0435\u0441\u0442\u044c CSRF-\u0437\u0430\u0449\u0438\u0442\u0430!\u00bb \u2014 \u0441\u043a\u0430\u0436\u0435\u0442\u0435 \u0432\u044b. \u041d\u0435 \u043f\u043e\u043c\u043e\u0436\u0435\u0442. \u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u0441 \u043b\u0435\u0433\u0438\u0442\u0438\u043c\u043d\u043e\u0439 admin-\u0441\u0435\u0441\u0441\u0438\u0435\u0439 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442 \u0432\u0430\u043b\u0438\u0434\u043d\u044b\u0439 CSRF-\u0442\u043e\u043a\u0435\u043d \u0448\u0442\u0430\u0442\u043d\u044b\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c. \u0417\u0430\u043f\u0440\u043e\u0441 \u0444\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u043e \u043b\u0435\u0433\u0438\u0442\u0438\u043c\u0435\u043d: \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 endpoint, \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u043c\u0435\u0442\u043e\u0434, \u0432\u0430\u043b\u0438\u0434\u043d\u044b\u0439 \u0442\u043e\u043a\u0435\u043d. \u0421\u043a\u0440\u044b\u0442\u0438\u0435 \u043a\u043d\u043e\u043f\u043a\u0438 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0432 UI \u0431\u0435\u0441\u043f\u043e\u043b\u0435\u0437\u043d\u043e \u2014 endpoint \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0447\u0435\u0440\u0435\u0437 curl \u0438\u043b\u0438 Burp Repeater.\n\n\ud83d\udc49\u0427\u0442\u043e \u0434\u0435\u043b\u0430\u0442\u044c \u043f\u0440\u044f\u043c\u043e \u0441\u0435\u0439\u0447\u0430\u0441?\n\n\u0415\u0441\u043b\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0435 baserCMS \u2014 \u043e\u0431\u043d\u043e\u0432\u043b\u044f\u0439\u0442\u0435\u0441\u044c \u0434\u043e 5.2.3 \u043d\u0435\u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e. \u041e\u0431\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0437\u0430\u043a\u0440\u044b\u0442\u044b \u0432 \u043e\u0434\u043d\u043e\u043c \u0440\u0435\u043b\u0438\u0437\u0435. \u0414\u0432\u0430 CVE, \u043e\u0434\u0438\u043d diff \u2014 \u0441\u043a\u043e\u0440\u0435\u0435 \u0432\u0441\u0435\u0433\u043e, \u0434\u0432\u0430 \u0440\u0430\u0437\u043d\u044b\u0445 injection-\u0432\u0435\u043a\u0442\u043e\u0440\u0430, \u043d\u0430\u0439\u0434\u0435\u043d\u043d\u044b\u0445 \u043f\u0440\u0438 \u043e\u0434\u043d\u043e\u043c \u0430\u0443\u0434\u0438\u0442\u0435.\n\n\u0412 \u043f\u043e\u043b\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u2014 \u0432\u043e\u0441\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u043c\u0430\u044f \u0446\u0435\u043f\u043e\u0447\u043a\u0430 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438, \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u044b\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u0430 \u0434\u0435\u0442\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f WAF, \u0445\u043e\u0441\u0442\u0430 \u0438 SIEM, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0434\u0435\u0442\u0430\u043b\u044c\u043d\u044b\u0439 \u0440\u0430\u0437\u0431\u043e\u0440 CVSS-\u0432\u0435\u043a\u0442\u043e\u0440\u0430. \u0427\u0438\u0442\u0430\u0439\u0442\u0435 \u043d\u0430 \u0444\u043e\u0440\u0443\u043c\u0435.\n\nhttps://codeby.net/threads/cve-2026-21861-basercms-uyazvimost-os-command-injection-cherez-funktsiyu-obnovleniya-yadra.94977/", "creation_timestamp": "2026-08-06T08:00:04.264363Z"}, {"uuid": "01bcf2c7-45d1-4c6c-ae12-5c98f7de4389", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-21861", "type": "published-proof-of-concept", "source": "https://t.me/codeby_sec/10343", "content": "POST-\u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 \u2192 exec() \u2192 shell: \u043a\u0430\u043a \u043e\u0434\u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u0430 \u043a\u043e\u0434\u0430 \u043f\u0440\u0435\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0430\u0434\u043c\u0438\u043d\u043a\u0443 CMS \u0432 \u0442\u043e\u0447\u043a\u0443 \u0432\u0445\u043e\u0434\u0430 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\n\n\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u044c\u0442\u0435: \u0432\u044b \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440 CMS, \u043d\u0430\u0436\u0438\u043c\u0430\u0435\u0442\u0435 \u043a\u043d\u043e\u043f\u043a\u0443 \u00ab\u041e\u0431\u043d\u043e\u0432\u0438\u0442\u044c \u044f\u0434\u0440\u043e\u00bb, \u0430 \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 POST-\u0437\u0430\u043f\u0440\u043e\u0441 \u0441 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c php. \u0417\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u044d\u0442\u043e\u0433\u043e \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430 \u2014 \u043f\u0443\u0442\u044c \u043a PHP-\u0431\u0438\u043d\u0430\u0440\u043d\u0438\u043a\u0443 \u2014 \u0431\u0435\u0437 \u043a\u0430\u043a\u043e\u0439-\u043b\u0438\u0431\u043e \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043a\u043e\u043d\u043a\u0430\u0442\u0435\u043d\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0432 \u0441\u0442\u0440\u043e\u043a\u0443 \u0438 \u0443\u0445\u043e\u0434\u0438\u0442 \u043f\u0440\u044f\u043c\u0438\u043a\u043e\u043c \u0432 exec(). \u041d\u0438 escapeshellarg(), \u043d\u0438 allowlist, \u043d\u0438 regex. \u0413\u043e\u043b\u044b\u0439 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0439 \u0432\u0432\u043e\u0434 \u0432 shell-\u043a\u043e\u043c\u0430\u043d\u0434\u0435. 2026 \u0433\u043e\u0434 \u043d\u0430 \u0434\u0432\u043e\u0440\u0435.\n\n\u0418\u043c\u0435\u043d\u043d\u043e \u044d\u0442\u043e \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0438\u043b\u043e\u0441\u044c \u043f\u0440\u0438 \u0430\u043d\u0430\u043b\u0438\u0437\u0435 \u043f\u0430\u0442\u0447\u0430 baserCMS 5.2.3. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d\u044b \u0441\u0440\u0430\u0437\u0443 \u0434\u0432\u0430 CVE \u2014 CVE-2026-21861 \u0438 CVE-2026-30877 \u2014 \u043e\u0431\u0435 \u0441 \u043e\u0446\u0435\u043d\u043a\u043e\u0439 CVSS 9.1 (CRITICAL). CISA \u043f\u043e\u0434\u0442\u0432\u0435\u0440\u0434\u0438\u043b\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u043a\u043e\u043d\u0446\u0435\u043f\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0433\u043e PoC.\n\n\ud83d\udd0e\u041f\u043e\u0447\u0435\u043c\u0443 \u044d\u0442\u043e \u043e\u043f\u0430\u0441\u043d\u0435\u0435, \u0447\u0435\u043c \u043a\u0430\u0436\u0435\u0442\u0441\u044f?\n\n\u0422\u0438\u043f\u0438\u0447\u043d\u0430\u044f \u0440\u0435\u0430\u043a\u0446\u0438\u044f: \u00ab\u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u0443\u0436\u0435 \u0430\u0434\u043c\u0438\u043d, \u0447\u0442\u043e \u0435\u043c\u0443 \u0435\u0449\u0451 \u043d\u0443\u0436\u043d\u043e?\u00bb \u041e\u0442\u0432\u0435\u0442 \u043a\u0440\u043e\u0435\u0442\u0441\u044f \u0432 CVSS-\u0444\u043b\u0430\u0433\u0435 Scope: Changed. \u0410\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440 CMS \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u043a\u043e\u043d\u0442\u0435\u043d\u0442\u043e\u043c \u2014 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0430\u043c\u0438, \u043c\u0435\u0434\u0438\u0430\u0444\u0430\u0439\u043b\u0430\u043c\u0438, \u043f\u043b\u0430\u0433\u0438\u043d\u0430\u043c\u0438. OS command injection \u0432\u044b\u0432\u043e\u0434\u0438\u0442 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u0433\u043e \u0437\u0430 \u0440\u0430\u043c\u043a\u0438 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u043d\u0430 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b:\n\n\u2022 \u0427\u0442\u0435\u043d\u0438\u0435 DB-credentials \u0438\u0437 \u043a\u043e\u043d\u0444\u0438\u0433\u043e\u0432 CakePHP, SSH-\u043a\u043b\u044e\u0447\u0435\u0439, API-\u0442\u043e\u043a\u0435\u043d\u043e\u0432\n\u2022 \u0417\u0430\u043f\u0438\u0441\u044c PHP-\u0448\u0435\u043b\u043b\u0430 \u0432 webroot \u2014 \u0441\u0435\u0441\u0441\u0438\u044f \u043f\u0440\u043e\u0442\u0443\u0445\u043d\u0435\u0442, \u0430 \u0448\u0435\u043b\u043b \u043e\u0441\u0442\u0430\u043d\u0435\u0442\u0441\u044f\n\u2022 Reverse shell \u0434\u043b\u044f pivot'\u0430 \u043a \u0431\u0430\u0437\u0435 \u0434\u0430\u043d\u043d\u044b\u0445, \u043e\u0447\u0435\u0440\u0435\u0434\u044f\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0439, \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u043c API\n\u2022 \u041f\u043e\u043b\u043d\u044b\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u043e\u0442 \u0438\u043c\u0435\u043d\u0438 www-data: \u0447\u0442\u0435\u043d\u0438\u0435 /etc/passwd, \u0437\u0430\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0445 \u0431\u0438\u043d\u0430\u0440\u043d\u0438\u043a\u043e\u0432\n\n\u0414\u043b\u044f \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u0433\u043e, \u043f\u043e\u043b\u0443\u0447\u0438\u0432\u0448\u0435\u0433\u043e \u0430\u0434\u043c\u0438\u043d-\u0430\u043a\u043a\u0430\u0443\u043d\u0442 \u0447\u0435\u0440\u0435\u0437 credential stuffing \u0438\u043b\u0438 \u0444\u0438\u0448\u0438\u043d\u0433, \u044d\u0442\u043e \u043c\u043e\u0441\u0442 \u043e\u0442 \u00ab\u043c\u043e\u0433\u0443 \u0440\u0435\u0434\u0430\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u0430\u0439\u0442\u00bb \u043a \u00ab\u0432\u044b\u043f\u043e\u043b\u043d\u044f\u044e \u043b\u044e\u0431\u044b\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435\u00bb.\n\n\u27a1\ufe0f\u041a\u0430\u043a \u0443\u0441\u0442\u0440\u043e\u0435\u043d \u0432\u0435\u043a\u0442\u043e\u0440 \u0430\u0442\u0430\u043a\u0438?\n\n\u041a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440 PluginsController, \u043c\u0435\u0442\u043e\u0434 get_core_update(). \u041f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 php \u0438\u0437\u0432\u043b\u0435\u043a\u0430\u0435\u0442\u0441\u044f \u0438\u0437 POST-\u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u043f\u043e\u043f\u0430\u0434\u0430\u0435\u0442 \u0432 shell-\u043a\u043e\u043c\u0430\u043d\u0434\u0443 \u0434\u0432\u0430\u0436\u0434\u044b \u2014 \u043a\u0430\u043a \u043f\u0443\u0442\u044c \u043a \u0431\u0438\u043d\u0430\u0440\u043d\u0438\u043a\u0443 \u0432 \u043d\u0430\u0447\u0430\u043b\u0435 \u0438 \u043a\u0430\u043a \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442 \u043f\u043e\u0441\u043b\u0435 --php. \u0421\u043f\u0435\u0446\u0441\u0438\u043c\u0432\u043e\u043b\u044b ;, |, &&, \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u0435 \u043a\u0430\u0432\u044b\u0447\u043a\u0438 \u0438 $() \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0442 \u0431\u0435\u0437 \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438. \u041f\u043e\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c \u0432 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 \u0447\u0442\u043e-\u0442\u043e \u0432\u0440\u043e\u0434\u0435 php;id \u2014 \u0438 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u043e\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u044b.\n\n\u00ab\u041d\u043e \u0432\u0435\u0434\u044c \u0435\u0441\u0442\u044c CSRF-\u0437\u0430\u0449\u0438\u0442\u0430!\u00bb \u2014 \u0441\u043a\u0430\u0436\u0435\u0442\u0435 \u0432\u044b. \u041d\u0435 \u043f\u043e\u043c\u043e\u0436\u0435\u0442. \u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u0441 \u043b\u0435\u0433\u0438\u0442\u0438\u043c\u043d\u043e\u0439 admin-\u0441\u0435\u0441\u0441\u0438\u0435\u0439 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442 \u0432\u0430\u043b\u0438\u0434\u043d\u044b\u0439 CSRF-\u0442\u043e\u043a\u0435\u043d \u0448\u0442\u0430\u0442\u043d\u044b\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c. \u0417\u0430\u043f\u0440\u043e\u0441 \u0444\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u043e \u043b\u0435\u0433\u0438\u0442\u0438\u043c\u0435\u043d: \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 endpoint, \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 \u043c\u0435\u0442\u043e\u0434, \u0432\u0430\u043b\u0438\u0434\u043d\u044b\u0439 \u0442\u043e\u043a\u0435\u043d. \u0421\u043a\u0440\u044b\u0442\u0438\u0435 \u043a\u043d\u043e\u043f\u043a\u0438 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0432 UI \u0431\u0435\u0441\u043f\u043e\u043b\u0435\u0437\u043d\u043e \u2014 endpoint \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0447\u0435\u0440\u0435\u0437 curl \u0438\u043b\u0438 Burp Repeater.\n\n\ud83d\udc49\u0427\u0442\u043e \u0434\u0435\u043b\u0430\u0442\u044c \u043f\u0440\u044f\u043c\u043e \u0441\u0435\u0439\u0447\u0430\u0441?\n\n\u0415\u0441\u043b\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0435 baserCMS \u2014 \u043e\u0431\u043d\u043e\u0432\u043b\u044f\u0439\u0442\u0435\u0441\u044c \u0434\u043e 5.2.3 \u043d\u0435\u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e. \u041e\u0431\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0437\u0430\u043a\u0440\u044b\u0442\u044b \u0432 \u043e\u0434\u043d\u043e\u043c \u0440\u0435\u043b\u0438\u0437\u0435. \u0414\u0432\u0430 CVE, \u043e\u0434\u0438\u043d diff \u2014 \u0441\u043a\u043e\u0440\u0435\u0435 \u0432\u0441\u0435\u0433\u043e, \u0434\u0432\u0430 \u0440\u0430\u0437\u043d\u044b\u0445 injection-\u0432\u0435\u043a\u0442\u043e\u0440\u0430, \u043d\u0430\u0439\u0434\u0435\u043d\u043d\u044b\u0445 \u043f\u0440\u0438 \u043e\u0434\u043d\u043e\u043c \u0430\u0443\u0434\u0438\u0442\u0435.\n\n\u0412 \u043f\u043e\u043b\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u2014 \u0432\u043e\u0441\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u043c\u0430\u044f \u0446\u0435\u043f\u043e\u0447\u043a\u0430 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438, \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u044b\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u0430 \u0434\u0435\u0442\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f WAF, \u0445\u043e\u0441\u0442\u0430 \u0438 SIEM, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0434\u0435\u0442\u0430\u043b\u044c\u043d\u044b\u0439 \u0440\u0430\u0437\u0431\u043e\u0440 CVSS-\u0432\u0435\u043a\u0442\u043e\u0440\u0430. \u0427\u0438\u0442\u0430\u0439\u0442\u0435 \u043d\u0430 \u0444\u043e\u0440\u0443\u043c\u0435.\n\nhttps://codeby.net/threads/cve-2026-21861-basercms-uyazvimost-os-command-injection-cherez-funktsiyu-obnovleniya-yadra.94977/", "creation_timestamp": "2026-08-07T00:15:08.221621Z"}]}